svn_checkout.cf

# Copyright 2011 Nick Anderson <nick@cmdln.org>. All rights reserved.
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bundle agent svn_checkout_noauth(svn_url, revision, checkout_path) {
# Maintain CLEAN checkout of specified revision from specified SVN repository path noauth
# Example usage: 
# methods:
#   policyhub::
#     "any" usebundle => svn_checkout_noauth("http://myrepo/cfengine/inputs/trunk, "HEAD", "/var/cfengine/inputs"),
#           comment   => "Ensure policy checkout is clean";

 classes:
   "checkout_directory_exists" expression => fileexists($(checkout_path));

 files:
   !checkout_present.checkout_directory_exists::
     "$(checkout_path)"
       delete  => tidy,
       comment => "The file or directory $(checkout_path) not a valid working copy";

 commands:
   any::
     "/usr/bin/svn info $(checkout_path)/ | grep --silent '^URL: $(svn_url)' && echo +checkout_present || echo -checkout_absent"
       contain => in_shell,
       module  => "true",
       comment => "Ensure working copy is a checkout of the right repository path";

   # If valid svn co, ensure no unversioned files, no altered files, and in sync with specified revision
   checkout_present::
     "/usr/bin/svn status --no-ignore $(checkout_path) | grep ^? | cut -c 8- | xargs -I '{}' rm -rfv '{}' || exit 1"
       contain => in_shell,
       comment => "Ensure svn working copy $(checkout_path) has no unversioned files";

     "/usr/bin/svn revert --recursive $(checkout_path)"
       comment => "Ensure svn working copy $(checkout_path) has no altered files";

     "/usr/bin/svn up $(checkout_path) --revision $(revision)"
       comment => "Ensure svn working copy $(checkout_path) is up to date with revision $(revision)";

   # If not a valid working copy, or nothing exists at the specified location perform a checkout
   !checkout_present||!checkout_directory_exists::
     "/usr/bin/svn co --revision $(revision) $(svn_url) $(checkout_path)"
       comment => "Checkout $(svn_url) revision $(revision) to $(checkout_path)";

 reports:
   !checkout_presnt||!checkout_directory_exists::
     "Perform new checkout of $(checkout_path) from $(svn_url) revision $(revision)";

}